Volume 78, Number 1, Apr. 1999

Editor's note (pg 1)

About the Special Section (pg 1)

Historical note

Some puzzling observations on heat-induced transversion mutagenesis in 
bacteriophage T4 (pgs 3-5)
John W. Drake and Leslie A. Smith

Adaptive mutation in Escherichia coli strain FC40 (pgs 7-11)
Patricia L. Foster and William A. Rosche

Hypermutation in stationary-phase E. coli: tales from the lac operon 
(pgs 13-20)
Mary-Jane Lombardo and Susan M. Rosenberg

Inefficient mismatch repair: genetic defects and down regulation (pgs 21-28)
Damien Brégeon, Ivan Matic, Miroslav Radman and François Taddei

Adaptive mutability in bacteria (pgs 29-33)
Donald D. MacPhee

Emergence of a mutagenic ochre suppressor mutation under lactose 
selection in a ppm mutant of Escherichia coli harbouring the F' lacZU118
episome (pgs 35-42)
R. Jayaraman

Ecological strategies and fitness tradeoffs in Escherichia coli mutants 
adapted to prolonged starvation (pgs 43-49)
Farida K. Vasi and Richard E. Lenski

Comparison of spontaneous and adaptive mutation spectra in yeast (pgs 51-55)
Christopher N. Greene and Sue Jinks-Robertson

Chromosome polymorphism and natural selection in Leptysma argentina 
(Orthoptera): external phenotype affected by a centric fusion predicts 
adult survival (pgs 57-62)
F. M. Norry and P. C. Colombo

Obituary

P. Meera Khan (1935-1998) (pgs 63-70)
H. F. A. Vasen

Historical note

Linking life to the quantum -- Schrödinger's views revisited (pgs 71-72)
N. Mukunda

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